growth: Berkeley growth study data

In tf: S3 Classes and Methods for Tidy Functional Data

Berkeley growth study data

Description

Heights of 39 boys and 54 girls measured from age 1 to 18 years as part of the Berkeley Growth Study. The data tracks physical development over time with measurements at 31 different ages that are not equally spaced.

Usage

growth

Format

A data frame with 93 rows and 2 variables:

gender

sex of the subject (boy/girl)

height

height in centimeters

Details

Data is also include in the fda package in another format.

References

Ramsay, O. J, Hooker, Giles, Graves, Spencer (2009). Functional Data Analysis with R and MATLAB, series Use R!, 1 edition. Springer New York, New York. ISBN 978-0-387-98184-0, \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1007/978-0-387-98185-7")}.

Ramsay, O. J, Silverman, W. B (2005). Functional Data Analysis, series Springer Series in Statistics, 2nd edition. Springer, New York. ISBN 978-0-387-40080-8.

Ramsay, O. J, Silverman, W. B (2002). Applied Functional Data Analysis. Springer.

Tuddenham, D R (1954). “Physical growth of California boys and girls from birth to eighteen years.” University of California Publications in Child Development, 1, 183–364.

Examples

head(growth)

tf documentation built on April 7, 2026, 5:07 p.m.